<template>
  <div class="login-container">
    <div class="logo" />
    <div class="form">
      <h1>登录</h1>
      <el-card shadow="never" class="login-card">
        <!--登录表单-->
        <!-- el-form > el-form-item > el-input -->
        <el-form ref="formRef" :model="loginForm" :rules="loginRules">
          <el-form-item prop="userAccount">
            <el-input v-model="loginForm.userAccount" placeholder="请输入账号" />
          </el-form-item>
          <el-form-item prop="userPassword">
            <el-input v-model="loginForm.userPassword" show-password placeholder="请输入密码" />
          </el-form-item>
          <el-form-item prop="isAgree">
            <el-checkbox v-model="loginForm.isAgree"> 用户平台使用协议</el-checkbox>
          </el-form-item>
          <el-form-item>
            <el-button style="width: 350px" type="primary" @click="login()">登录</el-button>
          </el-form-item>
        </el-form>
      </el-card>
    </div>
  </div>
</template>

<script setup>
import { ref, onMounted } from 'vue'
import { useUserStore } from '@/store/index.js'
import { useForm } from 'vee-validate'
import { ElMessage } from 'element-plus'
import router from '@/router/index.js'

const loginForm = ref({
  userAccount: 'pppwolf',
  userPassword: '12345678',
  isAgree: true,
})
const loginRules = ref({
  userAccount: [
    {
      required: true,
      message: '请输入账号',
      trigger: 'blur',
    },
    {
      pattern: /^[a-zA-Z0-9_-]{3,16}$/,
      message: '账号格式不正确',
      trigger: 'blur',
    },
  ],
  userPassword: [
    {
      required: true,
      message: '请输入密码',
      trigger: 'blur',
    },
    {
      min: 6,
      max: 16,
      message: '密码长度应该为6-16位之间',
      trigger: 'blur',
    },
  ],
  // required只能检测 null undefined ""
  isAgree: [
    {
      validator: (rule, value, callback) => {
        // rule校验规则
        // value 校验的值
        // callback 函数 - promise resolve reject
        // callback() callback(new Error(错误信息))
        value ? callback() : callback(new Error('您必须勾选用户的使用协议'))
      },
    },
  ],
})
const formRef = ref()
const store = useUserStore()
const login = () => {
  formRef.value.validate(async (isOK) => {
    if (isOK) {
      await store.login(loginForm.value)
      ElMessage({ type: 'success', message: '登录成功' })
      await router.push('/')
    }
  })
}
</script>

<style lang="scss" scoped>
.login-container {
  display: flex;
  align-items: stretch;
  height: 100vh;

  .logo {
    flex: 3;
    background: rgba(38, 72, 176) url(../../assets/common/login_back.png) no-repeat center / cover;
    border-top-right-radius: 60px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    padding: 0 100px;

    .icon {
      background: url(../../assets/common/logo.png) no-repeat 70px center / contain;
      width: 300px;
      height: 50px;
      margin-bottom: 50px;
    }

    p {
      color: #fff;
      font-size: 18px;
      margin-top: 20px;
      width: 300px;
      text-align: center;
    }
  }

  .form {
    flex: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-left: 176px;

    .el-card {
      border: none;
      padding: 0;
    }

    h1 {
      padding-left: 20px;
      font-size: 24px;
    }

    .el-input {
      width: 350px;
      height: 44px;

      .el-input__inner {
        background: #f4f5fb;
      }
    }

    .el-checkbox {
      color: #606266;
    }
  }
}
</style>
